6 original Korean fighters, character select, selection timer, AI trash talk + tutorial

This session built out the character and onboarding layer of Ki Clash on web, then ported it to mobile.

What changed

• Added a character roster of 6 original Korean fighters, shared across web and mobile via parallel characters.ts lib files (be11f95).
• Converted the countdown from a post-confirm overlay into a selection timer, touching the countdown component, game board, page, and useGame hook (e99ad80).
• Inserted a dedicated character select screen into the flow between difficulty choice and game start (7444d7f).
• Surfaced the chosen character's emoji and name in the in-match HUD and TurnReveal (c667d4c).
• Added an AI trash talk speech bubble shown during gameplay, with supporting CSS (961116d).
• Ported the full feature set — character roster, selection timer, trash talk — from web to the mobile app (a165b5e).
• Built an interactive tutorial with 3 guided practice rounds on web via a tutorial page and useTutorial hook (8e37436).
• Added the matching tutorial screen with 3 guided practice rounds to mobile (3c5a980).

Notes

All grounding for this entry is git-only — no engineering-log lines or decision sections were specified for this milestone. The planned milestone date was 2026-02-22, and all 8 commits' committer dates fall on 2026-02-22 (KST), so the date is consistent with the plan.

Commits

• be11f95 — feat: add character roster with 6 original Korean fighters
• e99ad80 — feat: convert countdown from post-confirm overlay to selection timer
• 7444d7f — feat: add character select screen between difficulty and game start
• c667d4c — feat: display character emoji and name in MatchHUD and TurnReveal
• 961116d — feat: add AI trash talk speech bubble during gameplay
• a165b5e — feat: port character roster, selection timer, and trash talk to mobile
• 8e37436 — feat: add interactive tutorial with 3 guided practice rounds
• 3c5a980 — feat: add tutorial screen to mobile with 3 guided practice rounds